Park Tool

Open Ended Metric Wrench (9, 11mm)

Park Tool Open Ended Metric Wrench (9, 11mm)

Park's Open Ended Metric Wrench is a thin wrench with 9 and 11mm openings so it's perfect for working on the pivot-bolt nuts on sidepull brakes (and derailleurs with hex nuts). This useful tool is nickel plated for durability.